Atari 8-bit Guide

From HwB

All Atari 8-bit computers.

Comparison

400 800 1200XL 600XL 800XL 130XE 65XE 800XE XE
RAM 8, 16 or 48 kB 64 kB 16 kB 64 kB 128 kB 64 kB
ROM 10 kB OS 16 kB OS 16 kB OS + 8 kB Atari BASIC
CPU 6502B 6502C
CTIA/GTIA CTIA or GTIA GTIA
FREDDIE No Yes
PIA 6520/6520A 6520/6520A or 68B21
ANTIC Yes
POKEY Yes
Cartridge Yes
Right Cartridge No Yes No
Mouse/Joystick ports 4 2
PBI (Parallel Bus Interface) No Yes No
ECI (Enhanced Cartridge Interface) No Yes Some Yes No
5-pin Power supply connector No Yes
Serial I/O Yes
Monitor port (PAL/NTSC only) No Yes PAL only Yes No
Keyboard port No Yes
Television Cable Connector

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